How sound is your analysis really? For the many people who approach using Tableau with heavy subject matter expertise, but not so heavy statistical expertise, there are several traps that are much too easy to fall into in using averages in data analysis. Join us as we delve into what seems simple on the surface, but is anything but simple.
After reviewing scores of visualizations done as homework assignments by graduate public policy student, the overwhelmingly most common analytical mistake I found dealt how people use averages in their data analysis. These mistakes were based on faulty assumptions about the data, incomplete understanding of how Tableau works and basic bad arithmetic. Join us as we go below the surface and investigate the tricky waters of using averages in Tableau for data analysis.
This foundational skills presentation is geared to the full range of people just starting using Tableau to experienced analysts who may never have thought of the complexity behind a simple Tableau command.